tone, and he is better known for his work writing i can read books like danny and the dinosaur and sammy the seal. he's a popular author. on the cover there, the artwork is by crockett dawson. >> did you add the sign he's holding? >> no, no, that was in there. he was an art editor. many of the most popular and well-known children's book authors were directly active in radical movements or quite sthettic to them -- sympathetic to them, so john is another example. >> when you look at the examples, particularly the mid-20th century, does it seem -- is it a little bit comical or a little bit naive the way these are set up, is that fair to say about them? >> absolutely. we were trying to include people would actually want to read. there was, you any, the nice thing is we had tons to choose from. even though there's 44 pieces in there, we were able to select it down, but we wanted to also have historical accuracy, and we wanted to include what might seem like totally ridiculous things today because they existed and because it's kind of funny in their naivety. the best example of that is abc fo